Add to Buyee is a Firefox browser extension designed to enhance the online shopping experience on Japanese e-commerce platforms. With this tool, users can easily shop at over 150 popular sites, including Amazon JP and Mercari. The extension allows you to add products to a centralized shopping cart, streamlining the purchasing process across multiple platforms. To use it, simply install the tool, navigate to a product page, and click the Add to Buyee button to select your preferences before adding items to your cart.

The service also facilitates international shipping, allowing users to specify their destination and shipping method once their items arrive at the warehouse. With a robust support system that includes 24/7 multilingual assistance, Add to Buyee ensures a secure and user-friendly shopping experience for those interested in Japanese products, making it an essential tool for global shoppers.